:root{--primary: #3b82f6;--primary-hover: #2563eb;--primary-light: #eff6ff;--text-main: #1e293b;--text-muted: #64748b;--bg-main: #f8fafc;--bg-card: #ffffff;--border-color: #e2e8f0;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-main);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app-container{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;max-width:1200px;width:100%;margin:0 auto;padding:2rem 1rem}.navbar{background-color:var(--bg-card);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}.navbar-inner{max-width:1200px;margin:0 auto;padding:.875rem 1rem;display:flex;justify-content:space-between;align-items:center}.navbar-brand{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:1.25rem;color:#1e3a8a}.navbar-user{display:flex;align-items:center;gap:1rem}.user-tag{display:flex;flex-direction:column;text-align:right;font-size:.85rem}.user-name{font-weight:600;color:var(--text-main)}.user-role-badge{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;font-weight:700;color:#4338ca;background-color:#e0e7ff;padding:2px 8px;border-radius:999px;display:inline-block;margin-top:2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.6rem 1.1rem;font-size:.9rem;font-weight:600;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;transition:all .15s ease-in-out}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-hover)}.btn-secondary{background-color:#f1f5f9;color:#334155;border-color:#cbd5e1}.btn-secondary:hover:not(:disabled){background-color:#e2e8f0}.btn-danger{background-color:#fee2e2;color:#991b1b;border-color:#fecaca}.btn-danger:hover:not(:disabled){background-color:#fecaca}.btn:disabled{opacity:.6;cursor:not-allowed}.badge{display:inline-flex;align-items:center;gap:.35rem;padding:.25rem .65rem;border-radius:9999px;font-size:.75rem;font-weight:600;line-height:1}.badge-status-open{background-color:#e0f2fe;color:#0369a1;border:1px solid #bae6fd}.badge-status-in-progress{background-color:#fef3c7;color:#b45309;border:1px solid #fde68a}.badge-status-resolved{background-color:#dcfce7;color:#15803d;border:1px solid #bbf7d0}.badge-status-closed{background-color:#f1f5f9;color:#475569;border:1px solid #cbd5e1}.badge-priority-low{background-color:#f1f5f9;color:#475569}.badge-priority-medium{background-color:#e0f2fe;color:#0284c7}.badge-priority-high{background-color:#ffedd5;color:#c2410c}.badge-priority-urgent{background-color:#ffe4e6;color:#e11d48}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:2rem}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);padding:1.25rem;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:1rem}.stat-icon{width:44px;height:44px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.25rem}.stat-info .stat-value{font-size:1.5rem;font-weight:700;line-height:1.2}.stat-info .stat-label{font-size:.8rem;color:var(--text-muted);font-weight:500}.tickets-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem;flex-wrap:wrap;gap:1rem}.tickets-list{display:flex;flex-direction:column;gap:.875rem}.ticket-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.25rem;box-shadow:var(--shadow-sm);transition:transform .15s ease,box-shadow .15s ease;display:flex;flex-direction:column;gap:.75rem;cursor:pointer}.ticket-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#cbd5e1}.ticket-card-header{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem}.ticket-title{font-size:1.05rem;font-weight:600;color:#0f172a}.ticket-desc{color:var(--text-muted);font-size:.9rem;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.ticket-meta{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f1f5f9;padding-top:.75rem;font-size:.8rem;color:var(--text-muted);flex-wrap:wrap;gap:.5rem}.filter-bar{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1rem;margin-bottom:1.5rem;display:flex;gap:1rem;flex-wrap:wrap;align-items:center}.filter-input{flex:1;min-width:220px;padding:.55rem .85rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:.9rem;outline:none}.filter-input:focus{border-color:var(--primary);box-shadow:0 0 0 2px #3b82f633}.filter-select{padding:.55rem .85rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:.9rem;background-color:#fff;outline:none;cursor:pointer}.auth-wrapper{min-height:calc(100vh - 120px);display:flex;align-items:center;justify-content:center;padding:2rem 1rem}.auth-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:2.25rem;width:100%;max-width:440px;box-shadow:var(--shadow-lg)}.auth-title{font-size:1.5rem;font-weight:700;text-align:center;margin-bottom:.5rem;color:#0f172a}.auth-subtitle{text-align:center;font-size:.875rem;color:var(--text-muted);margin-bottom:1.75rem}.form-group{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1.25rem}.form-label{font-size:.85rem;font-weight:600;color:#334155}.form-control{padding:.65rem .85rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:.9rem;font-family:inherit;outline:none;transition:border-color .15s ease}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 2px #3b82f633}textarea.form-control{min-height:100px;resize:vertical}.alert{padding:.75rem 1rem;border-radius:var(--radius-sm);font-size:.875rem;margin-bottom:1.25rem;display:flex;align-items:center;gap:.5rem}.alert-error{background-color:#fee2e2;color:#991b1b;border:1px solid #fecaca}.alert-success{background-color:#dcfce7;color:#166534;border:1px solid #bbf7d0}.alert-info{background-color:#e0f2fe;color:#075985;border:1px solid #bae6fd}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.modal-content{background:var(--bg-card);border-radius:var(--radius-lg);max-width:540px;width:100%;padding:1.75rem;box-shadow:var(--shadow-lg)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem}.modal-title{font-size:1.25rem;font-weight:700}.comments-container{margin-top:2rem;display:flex;flex-direction:column;gap:1.25rem}.comment-card{background:#f8fafc;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.1rem}.comment-card.agent-response{background:#eff6ff;border-color:#bfdbfe}.comment-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem;font-size:.85rem}.comment-author{font-weight:600;color:#1e293b;display:flex;align-items:center;gap:.5rem}.comment-body{font-size:.925rem;color:#334155;white-space:pre-wrap}.spinner{border:3px solid #f3f3f3;border-top:3px solid var(--primary);border-radius:50%;width:24px;height:24px;animation:spin .8s linear infinite;display:inline-block}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-center{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 1rem;gap:1rem;color:var(--text-muted)}.empty-state{text-align:center;padding:3.5rem 1rem;background:var(--bg-card);border-radius:var(--radius-md);border:1px dashed var(--border-color);color:var(--text-muted)}